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(No Model.)

H. B. NEWHA-LL &; J. H. 000K.

. DOOR BINDER. I

No. 579,074. Patented Mar. 16, 1897.

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HENRY B. NEWVHALL, OF PLAINFIELD, NElV JERSEY, AND JOHN H. COOK, OF BROOKLYN, NElV YORK; SAID COOK ASSIGNOR TO SAID N EVVIIALL.

DOOR-BINDER.

SPECIFICATION forming part Of Letters P23 56111; NO. 579,074, dated March 16, 1897;

Application filed January 19, 1897. Serial No. 619,749. (No model.)

To aZZ whom it may concern: represents an outside door in closed posi- Be it known that we, HENRY B. NEWHALL, tion, while D represents an inside door in open of Plainfield, county of Union, and State of position. These doors are supposed to be New Jersey, and JOHN H. COOK, of Brooklyn, hung on trolley-tracks and ordinarily would 5 county of Kings, and State of New York, have be provided with mechanism adapting them 55 invented a certain new and useful Improveto automatically close upon the occurrence of ment in Door-Binders, of which the followa high or unsafe temperature in their neighing is a description, reference being had to borhood, various means for causing the doors the drawings accompanying and forming a to close and for releasing them so that they part of the same. can close being well known. 60

The present improvements relate to a new E represents one of the binders, which is and improved device for binding or holding composed of the curved cleat F and thebufa door, especially a fire-d.oor, tightly against fer-bracket G, adj ustably attached by screws the walls of the door-space. G to the side bar H, which in turn is carried I5 The improvements also relate to a combiby the slide-bar I, these parts being prefer- 6 5 nation of binders for duplicate or multiple ably cast or otherwise formed in one piece. doors-that is, doors arranged one to close a J represents the other binder, and K its door-space on the insideoi' a building-wall slide-bar. The two bars I and K are thinned and one to close the space from the out-side to about one-half the thickness of the other of the wall. parts, so that when they are secured together, 70

As is well understood, fire-doors are usuas shown in Fig. 1, they will have about the ally arranged as on an inclined track and with same thickness as the other parts. At the proper releasing devices to automatically ends L M of these bars they have full thickclose in event of a fire should they have been ness, whereby is produced a bearing L on the left open, as during the use of the doorwayouter bar adapted to rest at all times upon 75 space in business hours. It is desirous that, the masonry of the wall, whatever the adjustwhether the doors be closed by hand or mement of the bars I relatively to each other, chanically, means be provided whereby the and each bar is stiffened by the extra thickdoors be engaged and held tightly to the wall ness at the corner when the most strain comes of the spaces they are designed to close and on it, especially in the case of the doors sud- 8o protect. denly closing.

The invention consists of two strap-like The bars I and K are provided with exsockets carried on separate strips or bands tended slots N, through which pass anchor turning at right angles to the socket and bolts or screws 0 and which hold the binders 3 5 adapted to be adjustably fastened to the wall anchored to the wall. The buffer part G of 85 of the doorway-space, whereby is provided a the binder bends back upon the side bars 11, binder for an inside and one for an outside producing the lug P of double thickness, spedoor, whateverin ordinarylimits be the thickcially adapted to sustain the shock of the ness of the wall between the inside and out closing door against the buffer and prevent side door. the binder spreading, and this lug is pierced 90 Referring to the drawings, Figure 1 shows a by an anchor-bolt Q, which receives the anhorizontal section of the walls of a doorwaychor-bolt R. space, one of these walls being shown as bear- By these means we provide a double-door ing our improved door-binder mechanism. binder mechanism of simple yet effective 0011- Fig. 2 is a perspective view of the two parts struction which is particularly adapted to 5 of the binder, these being separated and the sustain the shock of a closing fire-door and wall and doors being omitted. yet is capable of adjustmentfor various thick- Referring to the views in detail, A reprenesses of wall. Another advantage to be sents a doorway-space, and B B side or vertinoted is that in case of excessive temperacal wall inclosing the same. tures, such as might weaken the holding ac-. 10o

tion of the bolts R, the binder would still be securely held by the bolts 0 and its rightangular engagement with the wall.

W hat is claimed as new is 1. A door-binder consisting essentially of the cleat F, the side bar H carrying the same and the bar I secured at right angles thereto and adapted to be fixed to the wall of the doorspace, substantially as set forth.

2. In a binder mechanism for doors two binder locks or cleats each shaped and adapted to engage the edge of a door and hold the same in closed position against a wall, and bars carrying said binders and arranged at right angles thereto, and means for adjustably securing the said bars together and to the doorway-face of the wall, substantially as set forth.

3. In combination with the binders F F carried by the bars I and elongated holes N in said bars whereby they can be secured together and to a wall and adjusted to different thicknesses of Walls.

4. In combination with the binders E J and the bars I K carrying the same, the bars being thinned or cut away as shown and provided with the bearing parts L M for the purpose set forth, and means for securing the said bars together and to the wall of a doorway.

5. In combination with the binders E J secured to the side bars II by the lugs P, the bars I K attached to said side bars at right angles, and means for adjustably securing said bars to the face of a doorway-wall.

HENRY I3. NEVVIIALL. JOI-IN II. COOK. \Vitnesses:

RoBT. F. GAYLORD, JAMES M. CATLOVV. 

